Flood Warning Issued for Boone, Cooper, Howard, Moniteau Counties, MO

Source: NOAA · Central Missouri

This alert is no longer in effect.

NOAA issued it on May 28, 2026, 2 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Kansas City/Pleasant Hill has issued a Flood Warning for the Missouri River at Boonville affecting four Missouri counties, with minor flooding forecast from Wednesday morning.

Read this weather record in 30 seconds

Record type
Flood Warning
Affected area
Central Missouri
Issued
May 28, 2026
Issuing authority
NWS Kansas City/Pleasant Hill MO

Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.

Record status: historical. It was issued 2 months ago; use the issuing agency's live warning service for current conditions in Central Missouri.

Alert Details

Flood Warning issued by NWS Kansas City/Pleasant Hill MO. The alert was sent at 2026-05-18T09:59:00-05:00 and is effective from 2026-05-18T09:59:00-05:00. It carries a severity of Severe with likely certainty.

Affected Areas

Boone, MO; Cooper, MO; Howard, MO; Moniteau, MO. The warning covers the Missouri River at Boonville.

What You Should Do

Motorists should not attempt to drive around barricades or drive cars through flooded areas.

Expected Conditions

Minor flooding is forecast. At 21.0 feet, low-lying rural areas along the river flood. At 23.8 feet, Easley River Road and Smith Hatchery Road begin to flood. At 25.0 feet, numerous farm levees are overtopped, flooding agricultural land and secondary roads. Backwater flooding on Perche Creek causes flooding in McBaine. The river is forecast to crest at 26.3 feet.

Timeline

The river is expected to rise above flood stage (21.0 feet) late Wednesday morning (onset 2026-05-20T09:15:00-05:00) and continue rising to a crest of 26.3 feet early Thursday afternoon. The warning is in effect from Wednesday morning until further notice.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Kansas City/Pleasant Hill has issued a Flood Warning for the Missouri River at Boonville affecting four Missouri counties, with minor flooding forecast from Wednesday morning.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Central Missouri. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.